51 lines
1.9 KiB
CMake
51 lines
1.9 KiB
CMake
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# TODO (global build flags)
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# These definitions and compile options are
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# set globally for convenience.
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# Perhaps we should apply them only as needed on a
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# per-target basis, and propagate them via the interface?
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add_definitions(-DNEEDS_F77_TRANSLATION -DF77EXTERNS_LOWERCASE_TRAILINGBAR)
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add_compile_options(
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$<$<COMPILE_LANGUAGE:Fortran>:-ffixed-line-length-none>
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$<$<COMPILE_LANGUAGE:Fortran>:-ffree-line-length-none>
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$<$<COMPILE_LANGUAGE:Fortran>:-fno-range-check>
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$<$<COMPILE_LANGUAGE:Fortran>:-fno-second-underscore>)
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if(CMAKE_Fortran_COMPILER_ID STREQUAL "GNU" AND
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CMAKE_Fortran_COMPILER_VERSION VERSION_GREATER_EQUAL 10)
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add_compile_options(
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$<$<COMPILE_LANGUAGE:Fortran>:-fallow-argument-mismatch>)
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endif()
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# Set up build flags for C++ and Fortran.
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED y)
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set(CMAKE_CXX_EXTENSIONS n)
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include(GNUInstallDirs)
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# add automatically determined parts of the RPATH, which point to directories
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# outside of the build tree, to the install RPATH
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set(CMAKE_INSTALL_RPATH_USE_LINK_PATH ON)
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# the RPATH to be used when installing, but only if it's not a system directory
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set(abs_libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
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list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES ${abs_libdir} isSystemDir)
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if("${isSystemDir}" STREQUAL "-1")
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list(APPEND CMAKE_INSTALL_RPATH ${abs_libdir})
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endif()
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option(ISCE2_STRICT_COMPILATION "Enable strict checks during compilation" ON)
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if(ISCE2_STRICT_COMPILATION)
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# Set -fno-common when supported to catch ODR violations
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include(CheckCCompilerFlag)
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check_c_compiler_flag(-fno-common C_FNO_COMMON)
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if(C_FNO_COMMON)
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add_compile_options($<$<COMPILE_LANGUAGE:C>:-fno-common>)
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endif()
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include(CheckCXXCompilerFlag)
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check_cxx_compiler_flag(-fno-common CXX_FNO_COMMON)
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if(CXX_FNO_COMMON)
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add_compile_options($<$<COMPILE_LANGUAGE:CXX>:-fno-common>)
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endif()
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endif()
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